|Isaac Chapman Bates|
|United States Senator|
January 13, 1841 – March 16, 1845
|Preceded by||John Davis|
|Succeeded by||John Davis|
|Member of the U.S. House of Representatives|
from Massachusetts's 8th district
March 4, 1827 – March 3, 1835
|Preceded by||Samuel Lathrop|
|Succeeded by||William B. Calhoun|
|Member of the Massachusetts House of Representatives|
January 23, 1779|
March 16, 1845 (aged 66)|
|Alma mater||Yale College|
Massachusetts House of Representatives
He was a member of the Massachusetts House of Representatives (1808–1809).
United States House of Representatives
Bates was elected to the United States House of Representatives (March 4, 1827 – March 3, 1835), where he was an Anti-Jacksonian. He was chairman of the U.S. House Committee on Military Pensions in the Twenty-first Congress. He declined to be a candidate for renomination in 1834.
United States Senate
He was elected as a Whig to the United States Senate to fill the vacancy in the term ending March 3, 1841, caused by the resignation of John Davis and on the same day elected for the term commencing March 4, 1841, and served from January 13, 1841, until his death. He was chairman of the U.S. Senate Committee on Pensions (Twenty-seventh and Twenty-eighth Congresses); interment in Bridge Street Cemetery, Northampton, Massachusetts.
- United States Congress. "Isaac C. Bates (id: B000233)". Biographical Directory of the United States Congress.
- "Memoir of Hon. I.C. Bates, Late United States Senator from Massachusetts." American Whig Review 3 (February 1846): 186-192.
|U.S. House of Representatives|
| Member of the U.S. House of Representatives
from Massachusetts's 8th congressional district
March 4, 1827-March 3, 1835
William B. Calhoun
| U.S. Senator (Class 2) from Massachusetts
January 13, 1841 - March 16, 1845
Served alongside: Daniel Webster, Rufus Choate